Columbia River - Lewis and Clark Bridge Weather Forecast

    • 54
    • 71

    Mostly Cloudy

    • 56
    • 78

    Partly Sunny

    • 57
    • 80

    Mostly Sunny

    • 57
    • 86

    Mostly Sunny

    • 56
    • 81

    Mostly Sunny

    • 54
    • 77

    Partly Sunny

Today 20 Jul Lower Columbia River

Cloudy. Highs in the mid 70s. Winds light.

Tonight 20 Jul Lower Columbia River

Mostly cloudy. Lows in the mid 50s. Winds light.

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Columbia River - Lewis and Clark Bridge Temperature Statistics

July Temperature

Southwest Washington Regional Airport (3.1 miles)

  • Lowest 5 July, 2025

    48 °F

  • Average July

    67.8 °F

  • Highest 13 July, 2025

    95 °F

Climate (2020–Present)

Southwest Washington Regional Airport (3.1 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    62.3 °F
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